Unit3lifeinthefuture同步練習(xí)1.speedup(使)加快速度；(使)增加……速度ata/thespeedof以……的速度runatfullspeed以全速跑pickupspeed加快速度withallgreatspeed以全速，開足馬力atahigh/lowspeed以高速/低速at(the)topspeed以最高速度speedlimit速度限制[即學(xué)即練](1)Thetrainsoon_____________________.火車很快就加速了。(2)He_________________________anengine.他加快了機(jī)車的速度。(3)Manycountriesarefacedwiththeproblemabouthowto______________economicdevelopment.A.turnupB.speedupC.getupD.stayup(4)Thetrainruns___________________200kilometresanhour.火車以每小時200千米的速度行駛。2．instantn．瞬間，剎那adj.立即的，立刻的ininstantneedofhelp急需救助inaninstant立刻；馬上表“一……就……”的有：theminute/moment/second/instant,assoonas,instantly,immediately,directly[即學(xué)即練](1)Ineed__________________________________.我需要立即回答。(2)Theinjuredwere________________________help.那些傷者急需救助。(3)Ishallbeback____________________________.我馬上就回來。(4)Pleasesendmeanemail_______________youreachSichuan.你一到四川就給我發(fā)電子郵件。(5)_________________IsawhimIknewhewasthemanthepolicewerelookingfor.我一看見他就認(rèn)出他正是警方在尋找的那個人。3.greedyadj.貪吃的；貪婪的；貪心的begreedyfor渴望…….begreedytodosth渴望做某事Manypeoplearegreedyformoney.許多人都貪圖金錢。Maryisgreedytohavemoreknowledge.瑪麗渴望獲得更多的知識。4.representativen.代表；典型人物；有代表的人物adj.典型的；有代表性的；可作為典型的representativeof……的代表/典型Thesingerisregardedasarepresentativeoftheyouthofhergeneration.這位歌手被看做她那一代年輕人的典型代表。Areyouropinionsrepresentativeoftheviewsofallthestudents?你們的意見代表全體學(xué)生嗎？[即學(xué)即練]完成句子(1)Heis__________________________intheUSA.他是我們駐美國的代表。(2)Thispaintingisnot___________________________hisworkoftheperiod.這幅畫不是他在那個時期的代表作?！究偨Y(jié)反思】從本堂課你學(xué)到了什么？_______________________________________________________________________________________________________________________________________________________________課后作業(yè)Ⅰ.單詞拼寫1．Thepoisontook___________(立即的)effect.2．Don’tbe___________(貪婪的).Leavesomecakesforus.3．Thesnake_____________（吞下）afrogjustnow.4．TheJapanese___________（回收利用）morethanhalftheirwastepaper.5．Herparentsgavehersomuchmoneythatshe’sgotno__________________（動機(jī)）togetajob.6．Iama__________（公民）ofthePeople’sRepublicofChina.7.Putthe_________________(聽筒)closertoyourmouth.Ican’thearyou.8.Silverconductselectricitybetterthanother_____